Finding the Third Proportional to 1,159,396 and 1,839,858

Step by Step Solution

1. Step 1: Write the proportion equation
   1,159,396 : 1,839,858 = 1,839,858 : x
2. Step 2: Convert to fraction form
   1,159,396/1,839,858 = 1,839,858/x
3. Step 3: Cross multiply
   1,159,396x = 1,839,858 × 1,839,858
4. Step 4: Simplify right side
   1,159,396x = 3,385,077,460,164
5. Step 5: Solve for x
   x = 3,385,077,460,164/1,159,396
6. Step 6: Final answer
   x = 2,919,690.48